Apple Watch Series 3 vs. Polar Loop 2 vs. Polar M430 vs. Fitbit Alta HR vs. Fitbit Inspire HR

 
Watch Series 3
Loop 2
M430
Alta HR
Inspire HR
 AppleWatch Series 3Remove Buy NowPolarLoop 2Remove Buy NowPolarM430Remove Buy NowFitbitAlta HRRemove Buy NowFitbitInspire HRRemove Buy Now

Basic Info

Suggested Price$329$120$255$150$99
Release20172015201720172019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heartn/a
Oxygen
Sleep
Steps
Swim

Battery

Duration18 hours8 days (without notifications)30 hours7 days5 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/a
Macn/a
Windowsn/a

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution340 x 272 or 390 x 312n/a128x128128 x 36139 x 60
Size1.5 inches or 1.65 inchesn/a1.4 inch1.4 inches1.4 inches
Touch
TypeAMOLEDLEDLCDOLEDOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM2 ATMWR305 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemWatchOS 4n/aFitbit OS
Apps
Music

All Wearables